The weather ratio in April in Tokyo (Japan) comprises 27% clear and sunny days, 30% partly cloudy days, 3% cloudy days, and 40% rainy days. There is a lot of rain in Tokyo in April. The average temperature in Tokyo in April is 17°C. The highest temperature is 17°C, the lowest temperature is 12°C, and the temperature doesn't change much. It's a place at which on cloudy days, the cloud coverage is neither too great nor too slight, It is, on average, a windy place.